OpenSeaMap's goal is to add nautical and tourism information a sailor could be interested in to OSM (OpenStreetMap) and to present it in a pleasing way. Those include beacons, buoys and other seamark and port information.

Lets you monitor your GPS-phone. You have full control of your own data. Both client software (for phones) and server software is free open source, so you might set up your own server or use the default one at opengeotracker.org

Earnest is a A PHP-MYSQL AI EXPERT SYSTEM for creating powerful expert system easily. Its simple PHP API can also be called from JAVA, browsers or other software to perform GIS and other comparisons. Also has ability to create XML results.

Musmap is a web interface to UMN mapserver. It provides users and profiles management, advanced queries and selections, automatic decodification of columns with joins, easy-to-use configuration (colors, ...)... and so on.

CommonMap is an open source map project, forked from OpenStreetMap by a licence problem. CommonMap needs original softwares tuned for CommonMap. Most of software would be useful for any other open source map projects, too.

Integrate large databases of points with Google Maps without overloading db or client browser. Server-side example in simple PHP with server & client side caching, easily portable. Data loaded in chunks and when zoomed an area overview is shown. Simple D

The HawarIT Mapserver Viewer can display maps that are generated by UMN MapServer. The viewer runs in the browser of the client and offers
- object highlight
- animated zoom
- interface with javascript
This viewer has to be embedded in the website

The project wms2GO is designed to build a local executable WebGIS application out of pre-defined or manual selected WMS (OGC WebMapServices) of free map extract. Thus it is possible to use this application on a mobile device (e.g. a laptop) without any network access.
Manuals for Installation and Setup have been added to the SVN. You can find them here:
http://wms2go.svn.sourceforge.net/viewvc/wms2go/wms2go-help-1.0/
At the moment, they are only available in german, but this may change in the future.
A demo client is published under:
http://wms2go.dlz-it.de/